BPG致力于知识的发现和传播
Total Visits of This Article
2022 | 总访问次数
排名 国家/地区 数量 占比
1 United States 35 37.6%
2 China 21 22.6%
3 Netherlands 13 14%
4 Korea, Republic of 7 7.5%
5 Malaysia 4 4.3%
6 France 4 4.3%
7 Czech Republic 2 2.2%
8 Switzerland 2 2.2%
9 Ukraine 1 1.1%
10 Viet Nam 1 1.1%
11 Australia 1 1.1%
12 New Zealand 1 1.1%
13 Singapore 1 1.1%